Roam sits next to 5 phonetic neighbors — Rome, Roman, and Rowan are the closest matches by sound. Most share Roam's Old English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"to wander, to travel freely"
"from the town of Dax"
"helper, protector"
"place of glamour and royalty (associative)"
"born of the ocean wave"
"flood tide, abundance"
"to increase, to grow"
"from the sea"
"great happiness, delight"
"good speech"
"rocky hill town"
"jackdaw (intelligent crow-family bird)"
"bright mind, shining spirit"
"ox (original pictographic meaning)"
"variant of Cassius, ancient Roman gens name"
"sand hill, sandy mound"
"the sky, abode of God"
"Lord, master"
"hare clearing"
"pledge or oath"
"valley"
Similar sound: These names share phonetic patterns with Roam — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Roam.
Rhythm: Roam is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.